For a second year in a row, Ohio is offering a weekend-long sales tax holiday to help back-to-school shoppers reduce the cost of clothing and school supplies. Read on for the scoop on Ohios 2016 Tax Free Weekend. This years tax holiday is Aug. 5-7, beginning at 12 a.m. on the 5th and ending at 11:59 p.m. on the 7th. The tax exemption applies to clothing and footwear items that cost $75 or less and to supplies and instructional materials that cost $20 or less. Items priced higher than those ...